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Showing 1 changed file with 17 additions and 6 deletions.
23 changes: 17 additions & 6 deletions export/config.py
Original file line number Diff line number Diff line change
@@ -57,7 +57,7 @@ def convert(exporter, scene, context=None, engine=None):
_convert_dlscache_settings(scene, definitions, config)

if config.photongi.enabled:
_convert_photongi_settings(scene, definitions, config)
_convert_photongi_settings(context, scene, definitions, config)

if config.path.use_clamping:
definitions["path.clamping.variance.maxvalue"] = config.path.clamping
@@ -330,7 +330,7 @@ def _convert_dlscache_settings(scene, definitions, config):
})


def _convert_photongi_settings(scene, definitions, config):
def _convert_photongi_settings(context, scene, definitions, config):
photongi = config.photongi
worldscale = utils.get_worldscale(scene, as_scalematrix=False)

@@ -351,10 +351,21 @@ def _convert_photongi_settings(scene, definitions, config):
caustic_radius = photongi.caustic_lookup_radius * worldscale
caustic_merge_radius_scale = photongi.caustic_merge_radius_scale if photongi.caustic_merge_enabled else 0

file_path = utils.get_abspath(photongi.file_path, library=scene.library)
if os.path.isfile(file_path) and photongi.save_or_overwrite:
# Overwrite the file
os.remove(file_path)
file_path_abs = utils.get_abspath(photongi.file_path, library=scene.library)
if not os.path.isfile(file_path_abs) and not photongi.save_or_overwrite:
# Do not save the cache file
file_path = ""
else:
if utils.use_filesaver(context, scene) and photongi.file_path.startswith("//"):
# It is a relative path and we are using filesaver - don't make it
# an absolute path, just strip the leading "//"
file_path = photongi.file_path[2:]
else:
file_path = file_path_abs
if os.path.isfile(file_path) and photongi.save_or_overwrite:
# To overwrite the file, we first have to delete it, otherwise
# LuxCore loads the cache from this file
os.remove(file_path)

definitions.update({
"path.photongi.photon.maxcount": round(photongi.photon_maxcount * 1000000),

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